نتایج جستجو برای: fuzzy rule based classifier

تعداد نتایج: 3094874  

In classification problems, we often encounter datasets with different percentage of patterns (i.e. classes with a high pattern percentage and classes with a low pattern percentage). These problems are called “classification Problems with imbalanced data-sets”. Fuzzy rule based classification systems are the most popular fuzzy modeling systems used in pattern classification problems. Rule weights...

Journal: :iranian journal of fuzzy systems 2013
mohammad taheri hamid azad koorush ziarati reza sanaye

recently, tuning the weights of the rules in fuzzy rule-base classification systems is researched in order to improve the accuracy of classification. in this paper, a margin-based optimization model, inspired by support vector machine classifiers, is proposed to compute these fuzzy rule weights. this approach not only  considers both accuracy and generalization criteria in a single objective fu...

2009
Alberto Fernández Edurne Barrenechea Humberto Bustince Francisco Herrera

This contribution proposes a technique for Fuzzy Rule Based Classification Systems (FRBCSs) based on a multi-classifier approach using fuzzy preference relations for dealing with multi-class classification. The idea is to decompose the original data-set into binary classification problems using a pairwise coupling approach (confronting all pair of classes), and to obtain a fuzzy system for each...

Journal: :Journal of the Chinese Institute of Industrial Engineers 2000

2009
Vicky Tsikolidaki Nikos Pelekis Yannis Theodoridis

Fuzzy logic and genetic algorithms are well-established computational techniques that have been employed to deal with the problem of classification as this is presented in the context of data mining. Based on Fuzzy Miner which is a recently proposed state-of-the-art fuzzy rule based system for numerical data, in this paper we propose GF-Miner which is a genetic fuzzy classifier that improves Fu...

2006
Shinn-Ying Ho Chih-Hung Hsieh Kuan-Wei Chen Hui-Ling Huang Hung-Ming Chen Shinn-Jang Ho

In this paper, we propose a novel scoring method for tumor prediction using an evolutionary fuzzy classifier which can provide accurate and interpretable information. The merits of the proposed method are threefold. 1) The score ranged in [0, 100] can further illustrate the degree of tumor status in contrast to the conventional tumor classifier. 2) The derived score system can be used as a tumo...

2014
S. Revathi A. Malathi

-The intrusion is becoming more essential for effective defense against attacks that are constantly changing in magnitude and complexity. Mainly intrusion detection relies on the extensive knowledge of security experts. The paper proposed a new detection mechanism as Fuzzy Intrusion Detection Engine (FIDE) that uses fuzzy logic to access network data. FIDE uses fuzzy analyzer engine to evaluate...

2007
Zhe Li

Both the Self-Organizing Map (SOM) and fuzzy ARTMAP neural network are trained based upon the competitive mechanism and use the “winner-take-all” rule. Previous studies developed soft classification algorithms for the SOM. This paper introduces the idea and proposes non-parametric measures for the fuzzy ARTMAP computational neural networks to handle spatial uncertainty in remotely sensed imager...

This paper considers the automatic design of fuzzy rule-basedclassification systems based on labeled data. The classification performance andinterpretability are of major importance in these systems. In this paper, weutilize the distribution of training patterns in decision subspace of each fuzzyrule to improve its initially assigned certainty grade (i.e. rule weight). Ourapproach uses a punish...

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